100mm Celotex CW4100 - Rigid PIR Cavity Insulation Board (pack of 6) CW4000

100mm Celotex CW4100 - Rigid PIR Cavity Insulation Board (pack of 6) CW4000
Price: £62.02 (£74.42 inc VAT)
Price per m2: £19.14/m2 (£22.97 inc VAT)
5 or more £60.98 (£73.18 inc VAT)
10 or more £59.97 (£71.96 inc VAT)
20 or more £58.45 (£70.14 inc VAT)
- Product Code: A1-168
- Delivery Time: 2 - 3 working days
- Brand: Celotex (Tech. support: 01473820850)
- Model and Size: 1200mm x 450mm - 3.24m2
- Weight: 10.21kg
Our ratings on 24-04-2025:

4.7 out of 5 - Excellent


4.8 out of 5
100mm Celotex CW4100 - Rigid PIR Cavity Insulation Board (pack of 6) CW4000
Width: 450mm
Length: 1200mm
Pack Coverage: 3.24m2
Density: 31.5kg/m3
Weight/m2: 3.15kg
Weight: 10.21kg
Thermal Conductivity: 0.022W/mK
R-Value: 4.5m2K/W
Compressive Strength: 120kPa
100mm Celotex CW4000 is an insulation board aimed specifically at partial fill cavity wall applications. It comprises a polyisocyanurate rigid foam insulation core, with a thermal conductivity of 0.022 W/mK and low emissivity aluminium foil facings on both sides. CW4000 is manufactured from rigid polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and low global warming potential (GWP).
APPLICATION
Celotex CW4000 is specifically for use in partial-fill cavity wall applications.
CHARACTERISTICS
- Is easy to fit between wall ties using cavity tie clips for retention
- Comes in thicknesses ranging from 25mm-100mm
- Comes in conveniently sized boards for installation between cavity wall ties
- Includes low emissivity foil facings giving improved thermal insulation performance within cavity air spaces
- Has excellent dimensional stability
- Provides reliable long term energy savings for buildings
CERTIFICATION
- The insulation component of Celotex CW4000 is A+ rated when compared to the BRE Green Guide 2008
- Celotex CW4000 is CFC/HCFC free with zero ozone depletion potential (ODP) and low global warming potential (GWP)
- Celotex CW4000 received CE marking compliance to BS EN 13165:2001
- The board is manufactured in accordance with quality management systems with BS EN ISO 9001:2000 by Celotex Limited
Brand: Iko
Model and Size: 1200mm x 2400mm - 14.40m2
Delivery Time: 2 - 3 working days
100mm IKO Enertherm ALU PIR Rigid Insulation Board is a versatile insulation board with a rigid polyisocyanurate (PIR) foam core, clad on both sides with reflective aluminium. The seven-layer gas-tight aluminium lamination enhances resistance to fire and water ingress. It’s made without CFC, HCFC, ..
Brand: Celotex
Model and Size: FF4000 1200x2400 - 69.12m2
Delivery Time: 3 - 5 days
50mm Celotex FF4000 Underfloor Heating Board (pack of 24)
Size: 1200mm x 2400mm
Area per pack: 69.12m2
Thermal conductivity: 0.022 W/Mk
R-Value: 2.25m2K/W
Compressive strength: ≥150kPa
Water vapour resistance: >150 MNs/g
Weight: 1.81kg/m2
Celotex FF..
Brand: Celotex
Model and Size: Celotex GS5050 - 51.84m2
Delivery Time: 1 - 5 working days
50mm Celotex GS5050 PIR Insulation Board with 9.5mm Plasterboard - Mechanical Fix
Board dimensions: 1200mm x 2400mm
Thickness: 50mm + 9.5mm
λ Value (w/mK): 0.021
R-value (m²K/W): 2.40
Weight (kg/m²): 8.00
Compressive strength (kPa) = ≥ 120
Celot..
Guide Price: £1,696.93
£2,036.32 inc VAT
Brand: Celotex
Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 1 - 5 working days
77.5mm Celotex PL4065 is a high performance thermal insulation board where the 65mm PIR insulation is bonded to 12.5mm tapered edge plasterboard. PL4000 is manufactured from rigid polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and low globa..
Guide Price: £81.40
£97.68 inc VAT
Brand: Celotex
Model and Size: 1200x2400mm - 92.16m2
Delivery Time: Out Of Stock
75mm Celotex FI5000 is a premium flooring insulation board with enhanced thermal performance as well as an A rating when compared to the BRE Green Guide and an innovative cement compatible composite facer with a built-in vapour control layer (VCL), enabling direct screed, without the need for an add..
Brand: Celotex
Model and Size: 1200 x 600 - 3.6m2
Delivery Time: 3 - 5 days
100mm Celotex TC3000 Flat Roof Board - Torch on (pack of 5)Size: 1200mm x 600mmArea per pack: 3.6m2Thermal conductivity: 0.026 W/MkR-Value: 3.80m2K/WCompressive strength: 150kPaWeight: 4.00kg/m2 Celotex TC3000 provides a quick and easy method of achieving effective thermal insula..
Brand: Celotex
Model and Size: 450x1200mm - 95.04m2
Delivery Time: 3 - 5 days
Celotex CG5050 is especially designed for partial fill cavity wall insulation, offering great thermal performance due to substantial R and U values, with decreased board thickness and lower emissivity values due to the aluminum foil facings on both sides of the PIR core. This set of products pr..